STARLINK-2517, 48309
Orbit data source: Space-Track
STARLINK-2517, 48309 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 29 Apr 2021 UTC via an FALCON 9 launch vehicle from the Air Force Eastern Test Range (AFETR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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48309 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
260 kg wet, ~248 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 8 hours ago
TLE from 8 hours ago
0 STARLINK-2517
1 48309U 21036AK 26193.14784948 -.00002094 00000-0 -55723-4 0 9995
2 48309 53.1590 229.8131 0001247 79.1017 281.0125 15.31695181287280Epoch: 2026-07-12T03:32Z
TLE epoch observation values (Epoch: 2026-07-12T03:32:54.195Z)
Latitude
0.00003°
Longitude
-113.46358°
Altitude
471.491 km
Speed
7.632 km/s
True Right ascension
15h 19m 15s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
23:47:11
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.865 km
Perigee altitude
470.157 km
Semi-major axis
6,849.148 km
Eccentricity
0.00012
Inclination
53.159°
RAAN
229.8131°
Arg. of periapsis
79.1017°
True anomaly
280.99847°
Mean anomaly
281.0125°
Eccentric anomaly
281.00549°
Mean motion
3.82903 °/min
Orbital period
94.02 mins
BSTAR
-0.000055723
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Other satellites on launch #36 in the year 2021 (2021-04-29 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.STARLINK-2517 Visibility forecast
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Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-07-12 11:52:09.821Z | 320.242° NNW | 2026-07-12 11:55:09.821Z | 57.636° ENE | 39.34° | 2026-07-12 11:58:09.821Z | 115.602° SE |
| 5 mins | 2026-07-13 04:47:09.821Z | 207.807° SW | 2026-07-13 04:49:09.821Z | 151.37° SSE | 39.231° | 2026-07-13 04:52:09.821Z | 60.591° ENE |
| 4 mins | 2026-07-13 06:26:09.821Z | 303.886° NW | 2026-07-13 06:27:09.821Z | 327.673° NNW | 21.266° | 2026-07-13 06:30:09.821Z | 26.405° NE |
| 4 mins | 2026-07-13 11:22:09.821Z | 332.656° NNW | 2026-07-13 11:24:09.821Z | 47.502° ENE | 36.168° | 2026-07-13 11:26:09.821Z | 102.496° ESE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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